You arrange two rows of pennies so they are equal in length. a child views the rows and states that they have the same amount of pennies. you spread out the pennies in the bottom row so that this row is longer than the top one. the child now states that the bottom row has more pennies. this child is in piaget's stage of development.

The Preoperational stage is the second stage in Piaget's hypothesis of psychological advancement. This stage starts around age two as kids begin and last until roughly age seven. Amid this stage, kids start to participate in emblematic play and figure out how to control images and symbols.

answer; /// i believe that the correct answer is that it lets you see and evaluate different formats as you develop your workbook;

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.